AphDem6.122:6 :ܝܩܪ ܗܘ݂ܐ ܠܗ ܠܡܘܫܐ ܠܡܕܒܪܘ ܡܫܪܝܬܐ ܒܠܚܘܕܘܗܝ‏ : it was difficult for Moses to lead the camp alone
See the entire entry for yqr vb. to be heavy